import axios from 'axios'
import {Notify} from 'vant';
import {Dialog} from 'vant';
import {getToken,removeToken} from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import router from '@/router'

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
const service = axios.create({
  // axios中请求配置有baseURL选项，表示请求URL公共部分
  baseURL: process.env.VUE_APP_BASE_API,
  // 超时
  timeout: 10000
})
// request拦截器
service.interceptors.request.use(config => {
  // 是否需要设置 token
  const isToken = (config.headers || {}).isToken === false
  if (getToken() && !isToken) {
    config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
  }
  return config
}, error => {
  console.log(error)
  Promise.reject(error)
})

// 响应拦截器
service.interceptors.response.use(res => {
    // 未设置状态码则默认成功状态
    const code = res.data.code || 0;
    // 获取错误信息
    const msg = res.data.msg || errorCode[code] || errorCode['default']
    if (code === -1) {
      Dialog.alert({
        title: '系统提示',
        message: '登录状态已过期，请重新登录',
      }).then(() => {
        removeToken()
        router.replace('/');
      });
    } else if (code === 1) {
      Notify({type: 'danger', message: msg});
      return Promise.reject(new Error(msg))
    } else if (code !== 0) {
      Notify({type: 'danger', message: msg});
      return Promise.reject('error')
    } else {
      return res.data
    }
  },
  error => {
    console.log('err' + error)
    let {message} = error;
    if (message == "Network Error") {
      message = "接口连接异常";
    } else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Notify({type: 'danger', message: message});
    return Promise.reject(error)
  }
)

export default service
